Don't mean to sound awful but is any of your tanks healthy.
Are you steralising your nets after they have been used on a tank, as desease can pass onto another tank that way.
Finrot common on top of whitespot.
What fish do you keep in the tank, any fish nipping there fins.
Are you steralising your nets after they have been used on a tank, as desease can pass onto another tank that way.
Finrot common on top of whitespot.
What fish do you keep in the tank, any fish nipping there fins.